Grade 50 Filter for Quantitative Analysis, Thin, 185 mm circle (100 pcs) 1450-185

Grade 50 Filter for Quantitative Analysis, Thin, 185 mm circle (100 pcs)

Cytiva's Whatman Grade 540 is a high-purity, acid-treated cellulose lab filter paper.

Mechanically strong Grade 540 is well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples.

-  Acid-treated for high wet-strength

-  Extremely low ash content (0.006% ash maximum)

-  Nominal particle retention of 8 µm

-  Medium flow rate (Herzberg filtration speed 200 s)

-  High chemical resistance to strong acid and alkali suspensions